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Table 3 Chromosomal abnormalities detected by BoBs and karyotyping

From: Application of the BACs-on-Beads assay for the prenatal diagnosis of chromosomal abnormalities in Quanzhou, China

Abnormality

Total number

Karyotyping

BoBs

Chromosomal aneuploidies

94

94

94

Trisomy 21

62

62

62

Trisomy 18

9

9

9

Trisomy 13

2

2

2

47,XXY

12

12

12

47,XXX

7

7

7

45,X

1

1

1

48,XXYY

1

1

1

Other chromosomal abnormalities

23

22

2

Inversion

12

12

0

Translocation

5

5

0

Mosaicism

6

5

2

Microdeletion/microduplication

23

0

23

Total

140

116

119